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<div class="subTitle">org.gephi.graph.api</div>
<h2 title="Interface Index" class="title">Interface Index&lt;T extends <a href="../../../../org/gephi/graph/api/Element.html" title="interface in org.gephi.graph.api">Element</a>&gt;</h2>
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<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - Element class</dd>
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<pre>public interface <span class="typeNameLabel">Index&lt;T extends <a href="../../../../org/gephi/graph/api/Element.html" title="interface in org.gephi.graph.api">Element</a>&gt;</span></pre>
<div class="block">An index is associated with each table and keeps track of each unique value
 in indexed columns.
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<h3>Method Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#count-org.gephi.graph.api.Column-java.lang.Object-">count</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column,
     <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;value)</code>
<div class="block">Counts the elements with <em>value</em> in the given <em>column</em>.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#countElements-org.gephi.graph.api.Column-">countElements</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</code>
<div class="block">Counts the elements in the given column.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#countValues-org.gephi.graph.api.Column-">countValues</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</code>
<div class="block">Counts the unique values in the given column.</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../org/gephi/graph/api/Index.html" title="type parameter in Index">T</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#get-org.gephi.graph.api.Column-java.lang.Object-">get</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column,
   <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;value)</code>
<div class="block">Gets an Iterable of all elements in the index with <em>value</em> in the
 given <em>column</em>.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;<a href="../../../../org/gephi/graph/api/Index.html" title="type parameter in Index">T</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#getIndexClass--">getIndexClass</a></span>()</code>
<div class="block">Returns the element type of this index.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#getIndexName--">getIndexName</a></span>()</code>
<div class="block">Returns the name of this index.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#getMaxValue-org.gephi.graph.api.Column-">getMaxValue</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</code>
<div class="block">Returns the maximum value in the given column.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#getMinValue-org.gephi.graph.api.Column-">getMinValue</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</code>
<div class="block">Returns the minimum value in the given column.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/gephi/graph/api/Index.html#values-org.gephi.graph.api.Column-">values</a></span>(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</code>
<div class="block">Returns all unique values in the given column.</div>
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<h3>Method Detail</h3>
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<h4>count</h4>
<pre>int&nbsp;count(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column,
          <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;value)</pre>
<div class="block">Counts the elements with <em>value</em> in the given <em>column</em>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column to count values</dd>
<dd><code>value</code> - the value</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of elements in the index with <em>value</em> in
 <em>column</em>, or zero if none</dd>
</dl>
</li>
</ul>
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<h4>get</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../org/gephi/graph/api/Index.html" title="type parameter in Index">T</a>&gt;&nbsp;get(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column,
                <a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;value)</pre>
<div class="block">Gets an Iterable of all elements in the index with <em>value</em> in the
 given <em>column</em>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column to get values</dd>
<dd><code>value</code> - the value</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an iterable with element with <em>value</em> in <em>column</em>,
 or null if value not found</dd>
</dl>
</li>
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<h4>values</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&nbsp;values(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</pre>
<div class="block">Returns all unique values in the given column.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column to get values from</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a collection of all unique values</dd>
</dl>
</li>
</ul>
<a name="countValues-org.gephi.graph.api.Column-">
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<h4>countValues</h4>
<pre>int&nbsp;countValues(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</pre>
<div class="block">Counts the unique values in the given column.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column to count values</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of distinct values in <em>column</em></dd>
</dl>
</li>
</ul>
<a name="countElements-org.gephi.graph.api.Column-">
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<h4>countElements</h4>
<pre>int&nbsp;countElements(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</pre>
<div class="block">Counts the elements in the given column.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column to count elements</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of elements in <em>column</em></dd>
</dl>
</li>
</ul>
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<h4>getMinValue</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>&nbsp;getMinValue(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</pre>
<div class="block">Returns the minimum value in the given column.
 <p>
 Only applies for numerical columns.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the minimum value in the column</dd>
</dl>
</li>
</ul>
<a name="getMaxValue-org.gephi.graph.api.Column-">
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<h4>getMaxValue</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Number.html?is-external=true" title="class or interface in java.lang">Number</a>&nbsp;getMaxValue(<a href="../../../../org/gephi/graph/api/Column.html" title="interface in org.gephi.graph.api">Column</a>&nbsp;column)</pre>
<div class="block">Returns the maximum value in the given column.
 <p>
 Only applies for numerical columns.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>column</code> - the column</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the maximum value in the column</dd>
</dl>
</li>
</ul>
<a name="getIndexClass--">
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<h4>getIndexClass</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/Class.html?is-external=true" title="class or interface in java.lang">Class</a>&lt;<a href="../../../../org/gephi/graph/api/Index.html" title="type parameter in Index">T</a>&gt;&nbsp;getIndexClass()</pre>
<div class="block">Returns the element type of this index.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the index element class</dd>
</dl>
</li>
</ul>
<a name="getIndexName--">
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<h4>getIndexName</h4>
<pre><a href="http://docs.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getIndexName()</pre>
<div class="block">Returns the name of this index.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the index name</dd>
</dl>
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